tehran has found another way to provoke the obama administration. amy kellogg has more from london. >> iran just released footage it claimed it extracted from a drone captured in 2011. footage of the pentagon will not confirm if s authentic. not only can it reverse engineer and mass produce spy planes now but it's collected data from the sentinel surveillance craft it intercepted. as sanctions against iran are tightening. the supreme leader rejects joe biden's suggestion that direct negotiations between the two countries might be possible. >> i'm not a diplomat, i'm a revolutionary and negotiations can only be meaningful when the other party shows goodwill. when they don't show goodwill, talks are meaningless. >> u.s. is accused of holding a gun to iran but six powers which includes the united states is expected to meet the nuclear team next month. while the sanctions are hurting iran's economy they are not thwarting nuclear advancement. >> to make these advanced centrifuges, suggests they are moving fast ahead on their program. >> one note on the s